Soedjana Sapiie, author
Pradnya Paramita, 1982
Buku Teks
Super, Donald E., author
Harper & Row , 1962
Buku Teks
Soedjana Sapiie, author
Pradnya Paramita, 1979
Buku Teks
R. Surasno Sosrodirdjo
Technipress, [date of publication not identified]
Buku Teks
Arief Kurniawan, author
1997
UI - Skripsi (Membership)